<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Servlet Test</title>
    <base href="http://localhost:8080/demo/">
</head>
<body>
<form method="get" action="RequestDispatcherTest1">
    <input type="text" name="username" value="root"/> username<br>
    <input type="checkbox" name="hobby" value="cpp"/> C++
    <input type="checkbox" name="hobby" value="javascript"/> JS
    <input type="checkbox" name="hobby" value="java"/> Java
    <input type="submit"/>
</form>
</body>
</html>